CA 1492 then CA 1425 at Beijing
Zunyi → Beijing → Chengdu Shuangliu
Timetable, Beijing time
23:55CA 1492 from Zunyi at the gate
17:45CA 1425 to Chengdu Shuangliu leaves the gate
17 h 50 apart on the timetable, overnight
CA 1425 leaves 17 h 50 after CA 1492 arrives on the timetable: more than half a day, so not a connection we count.